#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
class Solution
{
public:
int Max(const vector<int> &v){
while(1);return 0;}
};

#ifndef COMPILER_ONLINE
    #include "head.cpp"
#endif

void Test1()
{
    vector<int> v = {1, 2, 3, 4, 5, 6};
    int max = Solution().Max(v);
    if (max == 6) std::cout << "Test 1 .... OK" << std::endl;
    else std::cout << "Test 1 .... Failed" << std::endl;
}
void Test2()
{
    vector<int> v = {-1, -2, -3, -4, -5, -6};
    int max = Solution().Max(v);
    if (max == -1) std::cout << "Test 2 .... OK" << std::endl;
    else std::cout << "Test 2 .... Failed" << std::endl;
}
int main()
{
    Test1();
    Test2();
    return 0;
}
